Fishman PRO-M30-OMA Archtop Mandolin Pickup

From Fishman's Nashville Series Bluegrass Pickups The M-300 Archtop Mandolin Pickup features a piezo-ceramic pickup element embedded in the bottom bridge, and an adjustable ebony replacement bridge. Designed for all  archtop-style mandolins, it includes a Carpenter 1/4" output jack that mounts on the side of the instrument.(PRO-M30-OMA) Nashville Series Archtop Mandolin PickupThe M-300 Archtop Mandolin Pickup features a piezo-ceramic pickup element embedded in the bottom bridge, and an adjustable ebony replacement bridge. Designed for all  archtop-style mandolins, it includes a Carpenter 1/4" output jack that mounts on the side of the instrument.Features:    Consistent, accurate sound reproduction for every performance    An impedance matching preamp is recommended, but not required    Professional installation recommended